Results 21 to 30 of about 77,349 (286)

ZDDP Tribofilm Formation on Non-Ferrous Surfaces

open access: yesTribology Online, 2020
The current trend for using lower viscosity lubricants with the aim of improving fuel economy of mechanical systems means that machine components are required to operate for longer periods in thin oil film, boundary and mixed lubrication conditions ...
Mao Ueda, Amir Kadiric, Hugh Spikes
doaj   +1 more source

Tribological Properties of DLC and Sintered-Graphite-Carbon Sliding Pair

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2008
Friction and wear tests were conducted for two kinds of material combinations: a DLC-coated and sintered-graphite-carbon material combination, and a non-coated and sintered-graphite-carbon material combination, for comparison.
Naofumi HIRAOKA   +2 more
doaj   +1 more source

DLC and DLC-WS2 Coatings for Machining of Aluminium Alloys

open access: yesCoatings, 2019
Machine-tool life is one limiting factor affecting productivity. The requirement for wear-resistant materials for cutting tools to increase their longevity is therefore critical. Titanium diboride (TiB2) coated cutting tools have been successfully employed for machining of AlSi alloys widely used in the automotive industry.
Tomasz L. Brzezinka   +6 more
openaire   +3 more sources

Nano-Indentation Measurement of the Tribo-Layer on Stainless Steel and Brass Surfaces Rubbed against DLC in Water

open access: yesTribology Online, 2008
In this paper, in order to clarify the tribology between diamond-like carbon (DLC) and metals under water lubricated conditions, nano-indentation and shear strength measurements for the tribo-layers were attempted in water. Stainless steel (AISI 630) and
Michimasa Uchidate   +3 more
doaj   +1 more source

Distributed Space-Time Coding for Full-Duplex Asynchronous Cooperative Communications

open access: yes, 2012
In this paper, we propose two distributed linear convolutional space-time coding (DLC-STC) schemes for full-duplex (FD) asynchronous cooperative communications.
Liu, Yi, Xia, Xiang-Gen, Zhang, Hailin
core   +1 more source

Effects of Molecular Structure of Zinc Dialkyldithiophosphates on Tribological Properties of a Hydrogenated Amorphous Carbon Film under Boundary Lubrication

open access: yesTribology Online, 2017
The effects of the molecular structure of zinc dialkyldithiophosphates (ZDDPs) on the tribological properties of a hydrogenated amorphous carbon (a-C:H) film under boundary lubrication were investigated.
Hikaru Okubo   +4 more
doaj   +1 more source

Lubrication of DLC Coatings with Two Tris(pentafluoroethyl)trifluorophosphate Anion-Based Ionic Liquids [PDF]

open access: yes, 2013
The lubrication of a Cr-DLC coating with ethyl-dimethyl-2-methoxyethylammonium tris(pentafluoroethyl)trifluoropho-sphate [(NEMM)MOE][FAP] and 1-butyl-1-methylpyrro-lidinium tris(pentafluoroethyl)trifluorophosphate [BMP] [FAP] ionic liquids (ILs) as 1 wt%
A. Fernández-González   +5 more
core   +1 more source

Daily load curve prediction for Jordan based on statistical techniques

open access: yesOpen Engineering, 2023
The article proposes a mathematical prediction model for daily load curves (DLCs) in Jordan from 2023–2050. The historical hourly peak loads based on the growth rate statistical method in 1994–2020 and the annual forecasted peak loads during the morning ...
Momani Mohammad Awad, Alhmoud Lina
doaj   +1 more source

DLC2 modulates angiogenic responses in vascular endothelial cells by regulating cell attachment and migration. [PDF]

open access: yes, 2010
Deleted in liver cancer 1 (DLC1) is a RhoGTPase activation protein-containing tumor suppressor that associates with various types of cancer. Although DLC2 shares a similar domain structure with that of DLC1, the function of DLC2 is not well characterized.
Chen, N-T   +5 more
core   +3 more sources

Fabrication of micro segment structured DLC film

open access: yesMechanical Engineering Journal, 2015
DLC films have many excellent properties, such as high wear resistance and a low friction coefficient, and are used in an increasing range of application fields.
Yumi YOSHIDA   +4 more
doaj   +1 more source

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